Tramadol is synthetic opioid so it is a narcotic per say(fentanyl, sufenta, alfentanil etc are all synthetic opioids), but is highly receptor specific so there is very little problem with respiratory depression, dependence etc.
The Smithsonian Institution (/smÉªÎ¸ËsoÊniÉn/ smith-SOE-nee-Én), established in 1846 for the increase and diffusion of knowledge, is a group of museums and research centers administered by the Government of the United States.
Smithsonian Museums in Washington, DC. History, science, art and culture come alive at these DC museums. Collectively called the Smithsonian Institution, this world-renowned museum and research complex in the District consists of 17 museums, galleries and a zoo. Explore and learn about everything from the origins of man and the future of flight to the history of art across multiple continents with nearly 140 million objects, works of art and specimens to discover.